Telephone apparatus with dial key display for external line stat

Details Telephone apparatus with dial key display for external line stat Telephone apparatus with dial key display for external line stat

1994-01-24

1996-05-14

Bost, Dwayne D.

Telephonic communications

Having light wave or ultrasonic link for speech or paging...

Including fiber optic link within telephone network

379 61, 379156, 379164, 379396, H04Q 732

Patent

active

055175511

ABSTRACT:
A telephone apparatus comprises a display unit to display use states of a plurality of external lines; a dial key including a ten-key; and a selector to select either one of the external lines in accordance with the operation of the dial key. LEDs of two colors may be used as a display unit.

REFERENCES:
patent: 3906168 (1975-09-01), McEowen
patent: 4538028 (1985-08-01), Gazzoli et al.
patent: 4768218 (1988-08-01), Yorita
patent: 5218628 (1993-06-01), Ito
Telephony magazine advertisement for the "Delta 2464" telephone, 26 Dec. 1988.

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